Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 287,082	$ 143,392
Accounts receivable, net	295,491	162,377
Costs and estimated earnings in excess of billings	39,316	7,450
Inventories	181,784	157,679
Other current assets	11,669	12,800
Total current assets	815,342	483,698
Property, plant and equipment, net	1,620,123	1,446,452
Goodwill	1,012,771	782,212
Intangible assets, net	16,995	17,989
Deferred tax assets	477,493	4,326
Other assets	50,068	46,789
Total assets	3,992,792	2,781,466
Current liabilities:
Current portion of debt	6,500	6,500
Current portion of acquisition-related liabilities	25,153	24,162
Accounts payable	134,925	81,565
Accrued expenses	130,502	111,605
Billings in excess of costs and estimated earnings	18,043	15,456
Total current liabilities	315,123	239,288
Long-term debt	1,807,064	1,514,456
Acquisition-related liabilities	36,326	32,664
Tax receivable agreement payable	548,885	58,145
Other noncurrent liabilities	68,030	76,874
Total liabilities	2,775,428	1,921,427
Commitments and contingencies
Stockholders' equity / Member's interest
Additional paid-in capital	1,098,151	824,304
Accumulated (deficit) earnings	95,636	19,028
Accumulated other comprehensive loss	6,688	(2,249)
Stockholders' equity	1,201,560	842,044
Noncontrolling interest in consolidated subsidiaries	1,351	1,378
Noncontrolling interest in Summit Materials, Inc.	14,453	16,617
Total stockholders' equity	1,217,364	860,039
Total liabilities and stockholders' equity / member's interest	3,992,792	2,781,466
Common Class A
Stockholders' equity / Member's interest
Common stock	1,085	961
Summit Materials, LLC
Current assets:
Cash and cash equivalents	287,082	142,672
Accounts receivable, net	295,491	162,377
Costs and estimated earnings in excess of billings	39,316	7,450
Inventories	181,784	157,679
Other current assets	11,669	12,800
Total current assets	815,342	482,978
Property, plant and equipment, net	1,620,123	1,446,452
Goodwill	1,012,771	782,212
Intangible assets, net	16,995	17,989
Other assets	50,068	46,789
Total assets	3,515,299	2,776,420
Current liabilities:
Current portion of debt	6,500	6,500
Current portion of acquisition-related liabilities	22,653	21,663
Accounts payable	134,318	81,610
Accrued expenses	130,502	110,473
Billings in excess of costs and estimated earnings	18,043	15,456
Total current liabilities	312,016	235,702
Long-term debt	1,807,064	1,514,456
Acquisition-related liabilities	30,644	25,161
Other noncurrent liabilities	131,547	124,708
Total liabilities	2,281,271	1,900,027
Commitments and contingencies
Stockholders' equity / Member's interest
Member's equity	1,354,292	1,087,558
Accumulated (deficit) earnings	(103,466)	(185,099)
Accumulated other comprehensive loss	(18,149)	(27,444)
Member's interest	1,232,677	875,015
Noncontrolling interest	1,351	1,378
Total member's interest	1,234,028	876,393
Total liabilities and stockholders' equity / member's interest	$ 3,515,299	$ 2,776,420